Class: SdbDal::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/sdb_dal/configuration.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/sdb_dal/configuration.rb', line 24

def initialize()
  sdb_dal_config=find_config_section

  if sdb_dal_config
    if sdb_dal_config.has_key?("repository_class")
      @repository_class=eval  sdb_dal_config["repository_class"]
    else
      @repository_class=SdbDal::Repository
    end
    @domain_prefix= sdb_dal_config["sdb_domain_prefix"] || ""
    @clob_bucket= sdb_dal_config["s3_clob_bucket"]
    @aws_key_id = sdb_dal_config["aws_key_id"]
    @aws_secret_key = sdb_dal_config["aws_secret_key"]
    @memcache_servers= sdb_dal_config['memcache_servers']
    @memcache_servers = memcache_servers.split(",") if memcache_servers

    @append_table_to_domain=sdb_dal_config['append_table_to_domain']
    @fail_fast=sdb_dal_config['fail_fast']

    @cipher_key_file = sdb_dal_config['cipher_key_file']
    @cipher_key_file ||= "./.cipher_key"
    if @cipher_key_file and File.exists?(@cipher_key_file)
       @cipher_key=File.open(@cipher_key_file).read
    end

    @cipher_iv_file ||= "./cipher_iv"
    @cipher_iv_file=sdb_dal_config['cipher_iv_file']
    if @cipher_iv_file and File.exists?(@cipher_iv_file)
      @cipher_iv=File.open(@cipher_iv_file).read
    end

  end
end

Instance Attribute Details

#append_table_to_domain ⇒ Object (readonly)

Returns the value of attribute append_table_to_domain.



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# File 'lib/sdb_dal/configuration.rb', line 13

def append_table_to_domain
  @append_table_to_domain
end

#aws_key_id ⇒ Object (readonly)

Returns the value of attribute aws_key_id.



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# File 'lib/sdb_dal/configuration.rb', line 10

def aws_key_id
  @aws_key_id
end

#aws_secret_key ⇒ Object (readonly)

Returns the value of attribute aws_secret_key.



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# File 'lib/sdb_dal/configuration.rb', line 11

def aws_secret_key
  @aws_secret_key
end

#cipher_iv_file ⇒ Object (readonly)

Returns the value of attribute cipher_iv_file.



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# File 'lib/sdb_dal/configuration.rb', line 17

def cipher_iv_file
  @cipher_iv_file
end

#cipher_key_file ⇒ Object (readonly)

Returns the value of attribute cipher_key_file.



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# File 'lib/sdb_dal/configuration.rb', line 16

def cipher_key_file
  @cipher_key_file
end

#clob_bucket ⇒ Object (readonly)

Returns the value of attribute clob_bucket.



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# File 'lib/sdb_dal/configuration.rb', line 9

def clob_bucket
  @clob_bucket
end

#domain_prefix ⇒ Object (readonly)

Returns the value of attribute domain_prefix.



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# File 'lib/sdb_dal/configuration.rb', line 8

def domain_prefix
  @domain_prefix
end

#fail_fast ⇒ Object (readonly)

Returns the value of attribute fail_fast.



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# File 'lib/sdb_dal/configuration.rb', line 14

def fail_fast
  @fail_fast
end

#memcache_servers ⇒ Object (readonly)

Returns the value of attribute memcache_servers.



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# File 'lib/sdb_dal/configuration.rb', line 12

def memcache_servers
  @memcache_servers
end

#repository_class ⇒ Object (readonly)

Returns the value of attribute repository_class.



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# File 'lib/sdb_dal/configuration.rb', line 7

def repository_class
  @repository_class
end

Class Method Details

.singleton ⇒ Object 



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# File 'lib/sdb_dal/configuration.rb', line 19

def self.singleton
  @singleton ||= SdbDal::Configuration.new
  return @singleton
end

Instance Method Details

#cipher_iv ⇒ Object 



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# File 'lib/sdb_dal/configuration.rb', line 74

def cipher_iv
  return @cipher_iv
end

#cipher_key ⇒ Object 



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# File 'lib/sdb_dal/configuration.rb', line 70

def cipher_key
  return @cipher_key
end

#crypto ⇒ Object 



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# File 'lib/sdb_dal/configuration.rb', line 57

def  crypto
  return @crypto if @crypto
  options={}
  if cipher_key
    options[:cipher_key=]= cipher_key
    options[:cipher_iv  ]= cipher_iv
    @crypto=Crypto.new()
  else
    @crypto=Crypto.new
    File.open(self.cipher_key_file,'w').write(@crypto.key)
    File.open(self.cipher_iv_file,'w').write(@crypto.iv)
  end
end

#find_config_section ⇒ Object 



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# File 'lib/sdb_dal/configuration.rb', line 78

def find_config_section
  return $sdb_dal_config if $sdb_dal_config
  config_file_path=nil
  config_section=nil

  #when using rails use config/database.yml
  if Object.const_defined?(:RAILS_ROOT)  and ENV.has_key?('RAILS_ENV')
    config_file_path =  File.join("#{RAILS_ROOT}","config","database.yml")

    config_section =ENV['RAILS_ENV']+"_sdb_dal"



  else
    #when not using rails use try database.yml then try config/database.yml

    if File.exists?("database.yml")

      config_file_path = "database.yml"
    elsif File.exists?(File.join("config", "database.yml"))
      config_file_path = File.join("config", "database.yml")
    end

    config_section =(ENV['SDB_DAL_ENV'] || "production")+"_sdb_dal"
  end
  if config_file_path and config_section
    config_file = YAML.load(File.open( config_file_path))

    $sdb_dal_config = config_file[config_section]
  end
  return $sdb_dal_config
end